1、Unit 13 Were trying to save the earth!话题 Topic 保护环境 Protecting the environment功能 Functions谈论环境污染和环境保护问题 Talk about pollution and environmental protection1.Were trying to save the earth!2.But it used to be so clean!3.The air is badly polluted.4.So far,no scientific studies have shown that shark fins
2、are good for health.5.Help save the sharks!语法 Grammar 复习 used to,现在进行时态,被动语态,现在完成时和情态动词的用法。词汇和常用表达Words 为接下来的听力做好词汇和内容上的准备。3.1b是听力训练,要求学生根据听力内容,捕捉关键信息,填写表格,实现语言的输入,为下一步的口语训练提供语言和结构方面的帮助。4.1c是口语训练,要求学生根据所提供的简短对话示范进行结对训练,利用 1a和 1b的信息,对各种污染类型进行讨论。Section A 概述5.2a2c是听说训练,听力内容以空气污染问题为话题,探讨了空气污染的各种原因。2a要求
3、学生对听力内容从整体上进行理解,选择听力所涉及的污染类型;2b 要求学生根据听力内容完成句子,重在培养学生捕捉细节信息的能力;2c 属于听力部分的延伸,让学生运用 2a和 2b中所获取的具体信息,分角色训练,实现目标语言的输出训练。6.2d是角色扮演,谈论了一些解决空气污染和垃圾污染的方法,帮助学生理解如何更好地保护环境,培养其环保意识。7.3a3c属于语篇阅读训练,阅读语篇材料是一篇倡议书,主要介绍了人类捕捉鲨鱼获取鱼翅,破坏生态平衡的情况,帮助同学们了解濒危动物及珍稀动物的生存现状,唤起人们保护动物的意识。3a 要求学生阅读语篇材料,根据语篇材料的内容填写表格,检查学生对细节信息的理解;3
4、b 要求选择正确的连词完成句子,帮助学生了解连词的使用。8.4a4b属于语法训练,主要训练 used to,现在进行时态,被动语态,现在完成时和情态动词的用法。4a 是对话训练,要求学生根据所提供的具体的语言环境,用所给词的适当形式填空,学会区分不同时态和不同语态的用法;4b 提供了环境保护从小事做起的语篇材料,让学生选择正确的情态动词填空,帮助学生复习情态动词的用法;4c是开放性的输出活动,要求写下环境保护的方式,然后对是赞同还是反对展开讨论,表达自己的观点。教学目标1.能够用与污染和环境相关的词汇,对环境污染和环境保护进行简单描述。2.通过对语篇材料 Save the Sharks!的学习
5、,使学生意识到保护濒危动物和拯救地球的重要性。3.在具体的语言情境中 used to,现在进行时态,被动语态,现在完成时和情态动词的用法。Section B 概述1.本部分围绕本单元的中心话题继续谈论如何保护环境,侧重于听、说、读、写的综合性训练。本部分的重点是帮助学生了解环境保护的方式,并积极地落实在实际行动中,难点是根据语篇材料,用所给的词根找出衍生的不同词汇,理解前缀和后缀的用法。2.1a1b是听前练习,1a 提供了保护地球的五种方式,要求学生从易到难进行排序;1b让学生与同伴比较排序结果,为接下来的听说训练做准备。3.1c1d是听力训练,听力内容是 Julia和 Jack谈论环境保护方
6、面的措施和做法,采用了选择的训练形式,主要培养学生捕捉信息的能力,实现了目标语言的输入。4.1e是听力内容的拓展,是开放性的口语输出活动,要求学生就 1c表格内容谈自己的看法,通过口语训练提高学生的口语交际能力。5.2a2e是阅读训练,图文并茂,用前缀词语 Rethink,Reuse,Recycle!作为文章的标题,通过英国的 Amy Hayes,香港的 Jessica Wong和上海的 Wang Tao的故事,说明利用废旧物品制作有用的物品,号召人们行动起来,保护好我们的环境。2a 要求学生能够借助于文章的标题和相关的插图对阅读语篇材料进行预测;2b 关注文章的内容信息,完成表格;2c 要求
7、选择短语用其适当形式填空,主要关注文章的语言信息;2d 要求学生借助于上下文语境和构词特征猜测部分词汇的具体含义;2e 属于开放性的读后活动,在理解的基础上对相关话题发表自己的看法,进行综合性的语言输出。6.3a3b是写作训练,要求学生在听、说、读的基础上,以环境保护为写作题材,进行语言输出,完成写作任务。3a 通过填写表格让学生思考自己周围的环境状况,为接下来的写作提供了素材;3b 利用清晰的问题引导学生完成写作任务。7.Self Check部分主要对重点词汇、语法和减少污染的方式等方面进行训练。活动1回顾所学词汇,检测对派生词的掌握情况,通过理解后缀词的用法和构词规律,概述培养学生的词汇策
8、略;活动 2内化本单元“保护环境”的话题信息,写出减少各种污染的环境保护措施。Section B教学目标1.学习与环境保护相关的词汇,能够描述污染和循环再利用,培养爱护环境的意识,激发学生强烈的社会责任心和对未来发展的思考。2.通过学习对语篇材料的学习,能够根据文章的标题和相关的插图,对文本材料进行符合逻辑的预测,根据具体的语言环境和构词特征,猜测语篇材料中部分词汇的具体含义,理解不同国家对环保工作做出的不同努力和贡献。3.能够用书面语言写关于环境保护的建议信。4.复习本单元所学习的重点词汇和语言结构。1.正确运用 used to,现在进行时态,被动语态,现在完成时和情态动词,能够谈论污染和环
9、境保护。2.能够借助于文章的标题和相关的插图对语篇材料内容进行预测,借助于上下文语境和构词特征猜测部分词汇的具体含义,提高阅读效率。3.通过学习,意识到保护濒危动物和拯救地球的重要性,树立环境保护的意识,激发强烈的社会责任心和对未来发展的思考。4.用书面语言写关于环境保护的建议信。1.本单元出现的关于环境保护的词汇较多,充分利用图片帮助同学们更好地记忆。2.本单元需要复习的语法内容有 used to,现在进行时态,被动语态,现在完成时和情态动词,采用归纳总结的方式帮助同学们来掌握,更好地复习和巩固。第一课时:Section A 1a2d第二课时:Section A 3a4c第三课时:Secti
10、on B 1a2b第四课时:Section B 2cSelf Check单词卡片名词:litter,bottom,fisherman,coal,advantage,cost,plastic,takeaway,bin,shark,fin,method,chain,ecosystem,industry,law,transportation,napkin,gate,bottle,president,inspiration,iron,work,metal,creativity动词:cost,afford,recycle形容词:ugly,wooden,plastic,cruel,harmful,reus
11、able短语归纳make a difference起作用;有影响 take part in 参加 turn off 关掉 pay for 付费;付出代价 throw away 扔掉;抛弃 put sth.to good use 好好利用 pulldown 拆下;摧毁 upside down 上下颠倒;倒转 bring back 恢复;使想起;归还教学目标句型集锦1.Everyone in this town should play a part in cleaning it up!2.So together,our actions can make a difference and lead
12、to a better future!3.If their numbers drop too low,it will bring danger to all ocean life.4.So far,no scientific studies have shown that shark fins are good for health,so why eat them?5.Its difficult for parents with young children to use public transportation6.You have probably never heard of Amy H
13、ayes,but she is a most unusual woman.7.She lives in a house in the UK that she built herself out of rubbish.8.Jessica Wong from Hong Kong uses old clothes that people dont wear anymore to make bags.9.Not only can the art bring happiness to others,but it also shows that even cold,hard iron can be bro
14、ught back to life with a little creativity.句型集锦10.The air pollution is getting worse and worse.教学目标 重点语法复习 used to,现在进行时态,被动语态,现在完成时和情态动词的用法。中考考什么1.used to的用法。2.现在进行时态的用法。3.被动语态的用法。4.现在完成时的用法。5.情态动词的用法。6.not only,but also的用法。7.if引导的条件状语从句的用法。8.Its+adj.+for /of sb.+to do sth.的用法。9.定语从句的用法。10.so far的用
15、法。11.短语 be full of,play a part in,cut down,turn into,instead of,be good at/for,make a difference,lead to,hear of,cut off,in fact,in danger,turn off,put to good use,set up,be known for和 pull down等的用法。The earth is our home.We must care for it.This means keeping the land,air and water clean.Pollution m
16、eans “dirty”.To pollute is to make things dangerous or unclean to use.Pollution comes in many different ways.We see it,smell it,taste it and drink it.Pollution is dangerous to our health,our happiness and our lives.Man has been polluting the earth since the time he first made fire,washed his clothes
17、 in the river and threw his waste on the ground.When land was used up or water became dirty,man moved to another place.At first the problem was not so serious because there was plenty of clean air,land and water.There werent so many people and their wants were fewer.All the dirty things could be abs
18、orbed(吸收)by nature quickly.But this is no longer true.The increasing population and the development of industry have changed that.Man is slowly polluting his home.Luckily,people have known the danger of pollution and large numbers of people are now working hard to control pollution.第一课时 Section A 1a
19、2d1.记忆单词 litter,bottom,fisherman,coal,ugly,advantage,cost,wooden,plastic。2.能够通过听说训练谈论污染和环境保护问题,了解社会中的三大污染噪声、空气和水污染,增强环境保护意识。3.复习 used to,现在进行时,被动语态和一般现在时等,并用它们描述环境污染和环境保护。1.学习与污染和环境保护相关的词汇。2.复习 used to,现在进行时和被动语态等基本句型。Were trying to save the earth.The river used to be so clean.The air is badly pollu
20、ted.1.理解、掌握和运用与“污染和环境保护”相关的生词和短语。2.学会正确使用 used to,现在进行时和被动语态的基本用法,描述环境污染和环境保护。3.了解社会中的三大污染噪声污染、空气污染和水污染,增强环境保护意识。首先,利用与污染和环境保护相关的图片,激发学生的学习兴趣,为接下来的听说训练做准备。其次,通过 1b1c部分的听说训练,帮助学生了解环境污染问题,产生的原因以及解决的方法,分角色训练,提高学生的听说能力。然后,2a2b 的听力训练,利用根据听力内容选择主旨大意和对关键词的捕捉和关键信息的记录,培养学生听取主旨大意和细节信息的能力。最后,利用听力部分输入的信息,分角色训练,
21、会话交流实现对目标语言的输出;深入学习 2d的示范对话,帮助学生围绕“保护环境”话题进一步交流,完成教学目标。设计教学 PPT,录音机,磁带,多媒体,提前准备相关的教学图片。Step .Lead inLeading in 【情景 1】T:Nowadays there is more pollution on the earth.Pollution problems are serious for us.Whats the problem about pollution?Do you know?Show the pictures about noise pollution,air polluti
22、on and water pollution to the students.And have the students know the problems of pollution.设计意图 利用图片激发学生的学习兴趣,体验环境污染的内容,为接下来的听力训练做铺垫。Leading in 【情景 2】T:Do you know what the atmosphere haze is?Yes,it is a kind of pollution.Why dont you like it?What other kinds of pollution do you know?设计意图 教师以雾霾导入新课
23、,帮助学生理解环境污染问题,为接下来的听力训练做准备。Step .Practice(1a)T:There are some words related to different kinds of pollution in 1a.Write them in the box in 1a individually and add more words.And then check their work with several students.【Keys】 noise pollutionloud music,planes,building houses,mobile phones air poll
24、utioncars,factories,smoking,building houses water pollutionrubbish,littering,ships,factories设计意图 通过对不同种类的污染相关词汇的学习,帮助学生体验环境污染,为接下来的听力训练做好铺垫。Step .Listening activities(1b)(1)Listen and find the general idea.The general idea of the conversation is about . A.health problemsB.air pollutionC.water pollut
25、ion(2)Listen to the conversation more carefully and find the specific ideas.Ask the students listen to the tape and complete the sentences in 1b individually.Check their work with several students.【Keys】 (1)C (2)really dirty,rubbish,fish,litter,waste,government,close down,clean up设计意图 围绕“保护环境”话题,进行语
26、言学习与积累,通过初听培养学生听取大意的能力,细听培养学生听取关键、有效细节信息的能力,进行语言输入,为接下来的语言输出奠定基础。Step .Post-listening activities(1)Get the students to listen to the tape of 1b and repeat to get their pronunciations right.(2)Have the students role-play the conversation.Then make their own conversations about the kinds of pollution
27、in la.Mark:The was dirty.Even was full ofTony:But it used to be so!Mark:Yes,but are throwing the litter intoTony:Everyone in this town should play a part in.(3)Get some pairs to present their conversations to the whole class.The following language point should be explained.教材解读Everyone in this town
28、should play a part in cleaning it up! play a part in的意思是“在起作用”,相当于 play a role in。Listening plays an important part in learning English.听力在学习英语中起重要作用。设计意图 口语训练是听力部分的拓展,是对所获取的听力信息的语言输出,锻炼学生用英语进行口语交际的能力。Step .Listening activities(2a2b)(1)T:Jason and Susan are talking,but they look worried.What are the
29、y talking about?Do you want to know?Get the students to listen to the interview and circle the kinds of pollution that Jason and Susan talk about in 2a individually.And then check their work with the whole class.(2)Have the students listen to the tape and complete the sentences in 2b individually.An
30、d then check their work with several students.【Keys】 (1)A.land pollution B.air pollution (2)1.more cars 2.pollute 3.are throwing away 4.public places设计意图 通过选择污染的类型和完成句子的听力训练,提取关键信息并完成相应的听力任务,掌握听力技巧,实现目标语言的输入,为下一步的口语训练奠定基础。Step .Post-listening activities(1)Get the students to listen and repeat after
31、the tape of 2a or 2b.(2)Have the students use the information in 2a and 2b to role-play conversations between Jason and Susan.Jason:The air has become really around here.Im getting verySusan:Yes,I used to be able toJason:The problem is that(3)Ask some pairs to present their work to the class.设计意图 通过
32、分角色训练运用听力中所输入的语言知识进行交流实践,实现目标语言的输出,提高学生口语交际的能力。Step .Role-play the conversation(2d)(1)Read for the main idea of 2d.The main idea of 2d is . A.how to solve the pollution problemsB.the kinds of pollutionC.air pollution(2)Read for the specific idea of 2d.Fill in the blanks in the table with the informa
33、tion from 2d.Pollution kind Person How to solveJason take a 1 air pollutionSusan ride 2 Jason go shopping with 3 never use wooden 4 or plastic forks waste pollutionSusanthrow rubbish 5 (3)Read after the tape.(4)Read the conversation aloud in pairs.(5)Role-play the conversation in pairs.Then go to th
34、e front of the classroom and perform it to the whole class.【Keys】 (1)A (2)1.bus/subway 2.a bike 3.a bag 4.chopsticks 5.in the binsThe following language points should be explained.教材解读1.There are other advantages of bike riding. advantage的意思是“优点;有利条件”,反义词是 disadvantage,意思是“缺点,不利条件”。 【拓展】 (1)have the
35、 advantage of 胜过。I have the advantage of him in running.我在跑步方面条件比他优越。(2)to ones advantage 对某人有利的。To her advantage,her voice is very sweet.对她有利的是,她的声音非常甜美。2.Its good for health and it doesnt cost anything! 【辨析】 spend,take,pay,cost spend的主语为人spend(in)doing sth.做某事花费时间、金钱;spendon I usually spend an hou
36、r(in)reading English sth.在花费时间、金钱。 every morning.每天早上我通常花 1小时时间读英语。take的主语为形式主语 itIt takes sb.some time /money to do sth.某人花费一些时间(金钱)去干某事。It takes me five minutes to go to school by bus.我上学乘公共汽车需要花费 5分钟。pay的主语为人sb.+pay(+sb.)+some money+for sth.某人为某物花费(某人的)金钱。I have paid much money for the computer.我
37、买这台电脑花了很多钱。cost的主语为物sth.cost sb.some money某物花了某人多少钱。The watch cost me 120 yuan.我花了 120元买了这块手表。3.So together,our actions can make a difference and lead to a better future! make a difference的意思是“有重大的影响”;lead to 的意思是“导致,引导”。All roads lead to Rome.条条大路通罗马。设计意图 通过阅读训练,培养获取主旨大意和利用关键、有效信息处理细节问题的能力,在阅读的过程中理
38、解对话内容,为角色扮演奠定基础。分角色表演对话训练,使所学语言知识得到有效的输出,既提高了口语表达能力,又培养了合作意识。Step .Exercises:the end-of-class test.根据句意及首字母提示补全单词1.The f lost his boat in the storm. 2.It has more a than disadvantages. 3.The new bike c her 200 dollars. 4.There is much rubbish at the b of the river. 5.There is a big w table in the mi
39、ddle of the room. 6.This can turn the beautiful places into u ones. .根据汉语意思完成句子1.这个城镇的每个人在打扫中应该起一定的作用!Everyone in this town should cleaning it up! 2.它对身体有好处,并且无需花费任何东西!Its health and it doesnt anything! 3.我在游泳方面条件比他优越。I him in swimming. 4.我们应该使用可再次利用的袋子而不是塑料袋子。We should use reusable bags plastic bag
40、s. 5.我过去常常可以看到天空中的星星。I able to see stars in the sky. 【Keys】 .1.fisherman 2.advantages 3.cost 4.bottom 5.wooden 6.ugly.1.play a part in 2.good for,cost 3.have the advantage of 4.instead of 5.used to be设计意图 通过检测训练,检查对所学知识的掌握情况,发现疑难问题,及时点拨解决,复习巩固。Step .Homework(1)Read 1b and 2a after the tape.(2)Write
41、a short passage according to the following chart.Pollution kind Person How to solve itJason take a bus/subwayair pollutionSusan ride a bikeJason go shopping with a bagnever use wooden chopsticks or plastic forkswastepollution Susanthrow rubbish in the bins设计意图 本部分内容是课堂内容的延伸,利用诵读和写作等形式的训练,实现目标语言的更好输出
42、,复习巩固所学的内容,提高综合语言的应用能力。Section A(1a2d)play a part in在起作用have the advantage of 胜过to ones advantage 对某人有利spend的主语为人spend(in)doing sth.做某事花费时间、金钱;spendon sth.在花费时间、金钱。take的主语为形式主语 itIt takes sb.some time /money to do sth.某人花费一些时间(金钱)去干某事。pay的主语为人sb.+pay(+sb.)+some money+for sth.某人为某物花费(某人的)金钱。cost的主语为物
43、 sth.cost sb.some money某物花了某人多少钱。make a difference 有重大的影响lead to 导致,引导Pollution kind Person How to solve itJason take a 1 air pollutionSusan ride 2 Jason go shopping with 3 never use wooden 4 or plastic forks waste pollutionSusanthrow rubbish 5 【基础训练】.要点词汇1.乱扔;垃圾;废弃物 2.底部;最下部 3.煤;煤块 4.渔民 5.丑陋的;难看的 6
44、.优点;有利条件 7.木制的;木头的 8.塑料的 . 翻译短语9.起作用;有影响 10.充满 11.打扫 12.在起作用 13.砍倒 14.代替;而不是 15.对有好处 .用所给词的适当形式填空16.This method can make a (different)in our life. 17.The lake is dirty.It used (be)very clean. 18.The air is (bad)polluted because there are too many cars. 19.We can take the taxi instead of (drive)the c
45、ar. 20.Remember (throw)rubbish in the bins and keep public places clean and beautiful. 【综合运用】.用方框中所给词组的适当形式填空play a part in,be good for,make a difference,too much,lead to1.All roads Rome. 2.Tom cleaning the classroom yesterday. 3.Riding a bike your health. 4.Your actions can in your life. 5.There is
46、 rubbish and waste. .单项填空6.Liu Huan,a famous male singer,has long hair,because he long hair. A.used to have B.is used to havingC.is used for having D.is used to have7.Many rivers . A.have been polluted B.have became pollutedC.has been polluting D.has become polluting8.It took me two weeks reading th
47、e novels written by Guo Jingming. A.finish B.to finishC.finishes D.finishing9.Wow!You look different!You wear glasses. Yes,I did.But now I am wearing contact lenses(隐形眼镜).A.could B.must C.used to D.would10.Your watch is so beautiful.It must be expensive.Not at all.I only ￥20 on it. A.cost B.took C.paid D.spent.翻译句子11.健康的食物改善了她的健康状况。(make a difference)_ 12.这些塑料袋里装满了垃圾。(be full of)_ 13.方法在学习中起到了重要的作用。(play an important part in)_ 14.我们上周玩纸牌了而不是看电视。(instead of)_ 15.星期天他们常常骑自行车旅行。(go bike riding)_ 【参考答案】【基础训练】.1.litte
